Kika ki eky’ekyuma ekitali kizimbulukuse ekitera okukozesebwa mu kukola emidumu gy’omu ngalo egy’ekyuma ekitali kizimbulukuse?

Mu musomo gw’okukola ebintu mu ngeri entuufu mu Jiangsu, abakugu bagezesa ekibinja kya 150mm diameter .Emidumu gy’omu ngalo egy’ekyuma ekitali kizimbulukuse ., era akabonero k’ebintu 316L ku ngulu kalabika bulungi. Nga ebitundu ebikulu ebifuga ebyuma by’amakolero, ebyuma eby’obujjanjabi, n’ebikozesebwa mu mmere, ebintu ebisunsuddwamu eby’ekyuma ekitali kizimbulukuse (material selection of stainless steel handwheels) bisalawo butereevu okuziyiza okukulukuta kwabyo, amaanyi, n’obulamu bw’okuweereza. Ekiwandiiko kino kijja kwekenneenya "exclusive codes" ez'ebika eby'enjawulo eby'ekyuma ekitali kizimbulukuse mu kukola emidumu gy'omu ngalo okuva mu bipimo by'okugabanya eby'omutindo gw'ekyuma ekitali kizimbulukuse, engeri z'ebintu ebikulu, okukwataganya embeera y'okukozesa, okulonda abagaba ebintu, n'okwewala okugwa mu kugula ebintu.

Ebirimu .
1. "Essomo ery'omusingi" ery'ebigezo eby'ekyuma ekitali kizimbulukuse: enjawulo enkulu eza 304, 316L, ne 430
2. Okusooka okulonda mu makolero: Lwaki 304 Stainless Steel ekwata ebitundu 70% ku katale?
3. Okumenyawo mu mbeera enzibu: "King of Corrosion Resistance" ya 316L ekyuma ekitali kizimbulukuse .
4. Okulonda mu by’enfuna: Ensalo ekola ku kyuma ekitali kizimbulukuse 430 eri ludda wa?
5. Ensonga ez’enjawulo: omulimu ogw’enjawulo ogwa 2205 duplex steel ne 904L .
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Omulimu gw’ekyuma ekitali kizimbulukuse gusalibwawo olw’obutonde bw’eddagala lyakyo. Ebigezo ebisatu ebitera okukozesebwa mu kukola emidumu gy’omu ngalo bye bino wammanga:

Okwekenenya enjawulo enkulu:
Ebirimu Nickel: Esalawo okuziyiza okukulukuta n’okukaluba. 304 erimu ebitundu ebisukka mu 8% ebya nickel, 316L erimu ebitundu ebisukka mu 10%, ate 430 terimu nickel;
Molybdenum element: 316L eyongerako 2-3% molybdenum, era okuziyiza kwayo eri chloride ion corrosion kweyongera emirundi 3, ekigifuula esaanira amazzi g’ennyanja n’amazzi agatta obuwuka;
Ebirimu kaboni: 316L's ultra-kaboni omutono ( atali wa oba okwenkana 0.03%) yeewala okukulukuta wakati w'enkwaso era asaanira embeera z'okuweta.

2. Okusooka okulonda mu makolero: Lwaki akola .304 Ekyuma ekitali kizimbulukuse .Occupy 70% ku katale?
2.1 "Balance ya zaabu" eya kabaka w'omuwendo-obulungi .
Cost advantage: Bbeeyi ya 304 stainless steel eri nga 18,000-22,000 yuan buli ttani, nga eno eri wansi ebitundu 30% ku 316L era nga esaanira ebitundu 80% ku mbeera z’amakolero eza bulijjo.
Enkola enzijuvu:
Egumikiriza asidi eza bulijjo ne alkali (nga 10% sulfuric acid, 20% nitric acid), omudumu gw’omukono ogw’ekkolero ly’ebikozesebwa mu kyuma gukozesebwa mu mbeera y’amazzi agasala okumala emyaka 3 awatali buwuka;
Amaanyi g’okusika ga 520MPa, ate omudumu gw’emikono ogulina obuwanvu bwa mm 200 gusobola okugumira torque ya 500N・m, okutuukiriza ebyetaago by’amaanyi agakola eby’ebyuma by’amakolero ebitundu 90%.

2.2 Enkola z’okukozesa eza bulijjo .
CNC Machine Tools: Ekkolero ly’ebikozesebwa mu kyuma e Shandong likozesa 304 stainless steel handheels (surface knurling treatment) n’okutambuza ggiya z’ensowera okutuuka ku butuufu bw’emmere ya 0.01mm/turn, nga buli mwaka egula ebitundu ebisukka mu 50,000.
Ebyuma by’emmere: Omuguwa ogufuga sipiidi ogwa layini y’okufulumya bisikiiti gukolebwa mu bintu 304, ekituukana n’omutindo gw’okukwatagana n’emmere ya FDA era nga gulina amasannyalaze agasiigiddwa (RA less than or equal to 0.8μm) okuziyiza obuwunga obusigaddewo okulunda obuwuka obuzaala.

2.3 Ebirungi by’okukola .
Easy cutting: 304 Stainless Steel erina omuwendo gw’okukaluba ogw’omulimu omutono era esaanira okukyuka n’okusiba. Ekkolero ly’omu ngalo likozesa ekifo ekikola ebyuma mu CNC, era obudde bw’okozesa enkola emu buba wansi ebitundu 20% okusinga ku 316L.
Welding Performance: Okuweta kwa argon arc okwa bulijjo kuyinza okukozesebwa okukola. Oluvannyuma lw’okuweta, omudumu gw’omu ngalo ogwa vvaalu gwakeberebwa nga guzuula obuzibu, era omuwendo gw’enjatika gwafugibwa wansi wa 0.5%.

3. Okumenya mu mbeera enzibu: "Kabaka w'okuziyiza okukulukuta" kwa 316L ekyuma ekitali kizimbulukuse .
3.1 "Obukugu bw'okuwangaala" mu mbeera ezisukkiridde .
Ebikozesebwa mu by’obujjanjabi: Hefei Yingrui’s Surgical Microscope Handwheel ekoleddwa mu bintu bya 316L. Oluvannyuma lw’okuzaala ennyo -okufukirira ku 134℃, obuwuka obusigaddewo ku ngulu .<10CFU/cm², which meets ISO 10993 biocompatibility certification.
Marine Engineering: Omudumu gw’omu ngalo ogwa port crane gwakeberebwa mu mbeera y’okufuuyira omunnyo (NACL concentration 5%) okumala essaawa 2000 nga temuli pitting, ate 304 handwheel yasobola okumala essaawa 800 zokka.

3.2 Okubuuka kw’omulimu okuleetebwa okulongoosa ekitundu .
Molybdenum element role: Okukola moo42- firimu ey’obukuumi okuziyiza okukulukuta kwa ayoni za chloride (nga Cl- mu mazzi g’ennyanja n’eddagala eritta obuwuka). Oluvannyuma lw’okukozesa 316L, obulamu bw’omudumu gw’ebyuma by’eddwaaliro okutta obuwuka bwayongezebwayo okuva ku myaka 2 okutuuka ku myaka 5.
Ultra-Enteekateeka ya kaboni eya wansi: Kaboni alimu 316L mutono oba yenkana 0.03%, eyeewala okutonnya kwa chromium carbide ku nsalosalo y’empeke mu kiseera ky’okuweta. Omuwendo gw’okukulukuta kwa weld ogupimiddwa ekkolero ly’ebyuma eby’obujjanjabi guli wansi ebitundu 60% okusinga ku 304.

3.3 Enzikiriziganya wakati w’omuwendo n’omulimu .
Bbeeyi ya yuniti eri nga 28,000-YUAN/TON 35,000, nga zino zisinga 50% okusinga 304, naye mu mbeera ezikulukuta ennyo, omuwendo omujjuvu gukendeera ebitundu 40% (okukendeeza ku mirundi gy’okukyusaamu n’okuddaabiriza).

4. Okulonda mu by’enfuna: Ensalo ekola ku kyuma ekitali kizimbulukuse 430 eri ludda wa?
4.1 "Okuyingira- Okulonda okw'omutendera" olw'embeera entono-Ensimbi z'okusasula
Enkizo y’ebbeeyi: YUAN nga 12,000-15,000 buli ttani, wansi ebitundu 30% ku 304, esaanira embeera ezirina ebyetaago ebitono ku kuziyiza okukulukuta.
Ebikoma ku bitundu:
Magineeti ey’amaanyi: tesaana ku bikozesebwa ebituufu (nga okwetooloola ebyuma bya magineeti ebya magineeti ebya nukiriya);
Obuziyiza bw’okukulukuta obunafu: Omudumu gw’omukono gw’omusomo gwa bulijjo ogw’ekkolero gukozesa ebintu 430, ate ebifo ebirimu obusagwa birabika ku ngulu oluvannyuma lw’omwaka 1, ate omudumu gw’emikono 304 tegulina nkyukakyuka eyeeyolese.

4.2 Enkola z’okukozesa eza bulijjo .
Ebyuma ebya bulijjo: gamba ng’omudumu gw’ebyuma eby’obulimi ogwa siteeringi, ogukozesebwa mu mbeera enkalu, omuwendo guli wansi ebitundu 20% okusinga 304.
Ebitundu ebiyooyoota: Omudumu gw’omu nnyumba ogutereezebwa ogw’ekkolero ly’ebintu by’omu nnyumba gukoleddwa mu bintu 430, nga ku ngulu gukoleddwa mu chrome, ekitunuulira obulungi n’omuwendo omutono.

4.3 Okwegendereza okukozesebwa .
Weewale embeera ezirimu obunnyogovu: 430 etera okufuuka enfuufu mu mbeera erimu obunnyogovu > 70%, era yeetaaga okufuuyira ekirungo ekiziyiza-ekirungo (nga epoxy primer).

5. Ebifaananyi eby’enjawulo: 2205 Duplex Steel, 904L Mission ey’enjawulo
5.1 Ekyuma kya Duplex (2205): Amaanyi amangi + Okuziyiza okukulukuta okw’amaanyi .
Ebikulu mu kukola: Amaanyi g’okusika 800MPa (50% waggulu okusinga 304), okuziyiza okukulukuta kw’okunyigirizibwa kweyongera emirundi 2, ekyuma ekikuba ebyuma ebikozesebwa mu byuma ebikozesebwa mu byuma ebikozesebwa mu mbeera ya 20% hydrochloric acid okumala emyaka 3 nga tekikutuse.
Application Case: Omudumu gw’omukono gw’ekyuma ekikuba empiso ya layini y’okufulumya bbaatule ya lithium kyetaaga okugumira okukulukuta kw’amasannyalaze (nga mw’otwalidde ne HF), era obulamu bw’ebintu 2205 byongerwako emyaka 1.5 bw’ogeraageranya ne 316L.

5.2 Ekyuma ekitali kizimbulukuse super (904L): Kabaka akulukuta ennyo .
Enkizo y’obutonde: erimu 23% cr+19% ni+4.5% MO, nga zirina okuziyiza okulungi ennyo eri asidi wa sulfuric ne phosphoric acid. Omukono gwa riyaaktori y’ekkolero ly’eddagala gukozesebwa mu 98% concentrated sulphuric acid okumala emyaka 5, era kungulu kuliko oxidized katono ddala.
Omuwendo omunene: Bbeeyi ya yuniti esukka 100,000 yuan/ton, era ekozesebwa mu mbeera ez’oku ntikko zokka nga eby’omu bbanga n’amaanyi ga nukiriya.

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6. Okuweebwa satifikeeti y'ebintu ye "omusingi ogusooka" .
Yeetaaga SGS Test Report: Essira lisse ku kukebera ebirimu mu NI, CR, ne MO.
Obuyambi bw’okugezesa kwa magineeti: 304/316L magineeti enafu (magineeti zisobola okunywezebwako katono), 201/430 ​​Magineeti ey’amaanyi. Omukozi w’ebyuma eby’obujjanjabi yayise mu kukebera kwa magineeti mu kusooka era n’aggyawo ebitundu 80% ku basuubuzi abatali ba mutindo.

6.2 Ebikwata ku nkola biraga "omutendera ogwa nnamaddala".
Okulongoosa kungulu: Okusiimuula kw’amasannyalaze g’omudumu gwa 316L kulina okutuuka ku RA entono oba okwenkana 0.4μm (omutindo gw’obusawo). Omugabi w’omugabi atamala kulongoosa (ra=1.2μm) kyavaamu ebisigadde bya bakitiriya ebisusse oluvannyuma lw’okutta obuwuka.
Omutindo gw’okuweta: Welds za 316L handwheels zeetaaga okuba langi-ezizuuliddwa. Ekkolero lya vvaalu lyapima nti omuwendo gw’okukulukuta ogwa welds ezitali za bisaanyizo gwali gwa mirundi 3 egy’ebitundu ebirina ebisaanyizo.

6.3 Ebikulu ebikwatagana n’okunoonyereza mu nnimiro .
Omusomo gw’okulongoosa ebbugumu: 304/316L gwetaaga okulongoosebwa mu ngeri ennywevu (okuzikira ku 1050℃). Ekkolero ettono lyalekawo omutendera guno, ekyavaamu amaanyi agatamalako mu mudumu gw’omu ngalo.
Ekisenge ky’okufuuyira omunnyo: Abasuubuzi aba bulijjo balina okuwa lipoota z’okugezesa ezisukka mu ssaawa 1000. Omuguzi teyagikebera, era 430 handwheel yagula rusted mu myezi 3 mu kitundu ky’oku lubalama lw’ennyanja.

7. Ekitabo ekilungamya okwewala ebinnya by’okugula: Emitego 5 egy’ebintu abatandisi gye balina okumanya .
7.1 "304" ≠ "Ekika ky'emmere".
Obutategeeragana: Abamu ku basuubuzi batumbula "304 food grade", naye mu butuufu beetaaga okuyita mu FDA certification (nga surface roughness ne heavy metal precipitation test). Omudumu gwa bulijjo ogwa 304 ogwagulibwa ekkolero ly’emmere kyaloopebwa bakasitoma kubanga tegwatuuka ku mutindo.

7.2 Enkoona ezisala ku buwanvu .
Case: Omugabi yakendeeza ku buwanvu bwa 304 handwheel yayogera okuva ku 5mm okutuuka ku 3mm. Wadde ng’obuzito bwakendeera ebitundu 20%, amaanyi g’okuwunyiriza gakendedde ebitundu 35%, ekyavaamu okumenya ebyuma mu kiseera ky’okutandika okukola.

7.3 Okutabulwa ensibuko .
Weegendereze akakodyo ka "imported 316L": Omutindo gwa 316L okuva e Baosteel ne Taigang mu China gutuuse ku mutindo gw'ensi yonna (nga S31603). Omusuubuzi yakozesa ebintu eby’awaka okwefuula nti biyingizibwa mu ggwanga, era bbeeyi n’efukumulwa ebitundu 40%.

7.4 Okujjanjaba kungulu okusobola okubikka obulema .
Omugabi Chrome-ateeka omudumu gw’emikono okubikka ebifo eby’obusagwa. Wansi yafulumye oluvannyuma lw’okukeberebwa omunnyo essaawa 200 zokka. Lipoota y’okugezesa ebintu eby’obwereere yeetaagibwa ng’ogula.

7.5 Okutabula kw'ekibiina-n'omutego gw'okukwatagana .
Omubiri gwa ‘handwheel’ gukoleddwa mu 304, era omukono gukyusibwa mu nkukutu ne guteekebwamu 430. Oluvannyuma lw’okugula, ekkolero ly’ebyuma lyazudde nti emikono gyasooka kufuukuula, ekivaako omudumu gw’emikono okulemererwa okutwaliza awamu. Kyetaagisa okugatta ebikozesebwa mu bitundu byonna.

Okubumbako
Ebintu ebisunsuddwamu ebyuma ebitaliimu buwuka mu bukulu bikwatagana bulungi wakati wa "Scenario Requirements" ne "Cost Performance":
Amakolero aga bulijjo: 304 ge gasinga okwettanirwa, okutebenkeza enkola y’omuwendo n’okuwangaala;
Enkola z’okukulukuta okw’amaanyi: 316L kyetaagisa ekikaluba, nga kiwanvu ekisingako-ebisale by’ekiseera;
Embeera ezisukkiridde: 2205 duplex steel, 904L n’ebintu ebirala eby’enjawulo bye byokka;
Low-Essowaani z'ensimbi: 430 zisobola okukozesebwa ng'okuyingira-Eky'okulonda eky'omutendera, naye embeera z'obunnyogovu zeetaaga okwewalibwa.
Mu laboratory y’ekkolero ly’omu ngalo e Zhejiang, abakugu bakola okugezesebwa kwa nano-okusiiga ku 316L handwheels. Ekizimbulukusa kino ekigatta obuyiiya bw’ebintu n’okulongoosa kungulu, kifuula obudde obuziyiza okufuuyira omunnyo okusukka essaawa 3,000. Ku muguzi, okukuguka mu "nkoodi y'engeri" ey'omutindo gw'ekyuma ekitali kizimbulukuse n'okugigatta n'embeera y'emirimu entuufu kiyinza okufuula "ekitundu ekitono" kino okuzannya omulimu gwakyo ogw'oku ntikko. Jjukira: Tewali kyuma kizimbulukuse ekisinga obulungi, ekisinga okusaanira.